--- libobjc/Makefile.in.orig	Sat Jul 26 10:07:10 2008
+++ libobjc/Makefile.in	Sat Jul 26 10:14:47 2008
@@ -75,7 +75,7 @@
 CFLAGS = @CFLAGS@
 WARN_CFLAGS = -W -Wall -Wwrite-strings -Wstrict-prototypes
 ALL_CFLAGS = -I. -I$(srcdir) $(CPPFLAGS) $(DEFS) $(CFLAGS) $(WARN_CFLAGS) \
-	-DIN_GCC -DIN_TARGET_LIBS -fno-strict-aliasing -fexceptions
+	-DIN_GCC -DIN_TARGET_LIBS -fno-strict-aliasing -fexceptions -D__COREDLL__
 
 # Libtool
 # The following strings describe the version of the obj-C library 
